45011552 has 36 divisors (see below), whose sum is σ = 92671740. Its totient is φ = 21519168.

The previous prime is 45011543. The next prime is 45011569. The reversal of 45011552 is 25511054.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15599 + ... + 18257.

It is an arithmetic number, because the mean of its divisors is an integer number (2574215).

Almost surely, 2^45011552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45011552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46335870).

45011552 is an abundant number, since it is smaller than the sum of its proper divisors (47660188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45011552 is a wasteful number, since it uses less digits than its factorization.

45011552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715 (or 2684 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 45011552 is about 6709.0649124897. The cubic root of 45011552 is about 355.7197643127.

It can be divided in two parts, 450 and 11552, that multiplied together give a square (5198400 = 2280²).

The spelling of 45011552 in words is "forty-five million, eleven thousand, five hundred fifty-two".